1. Both internal and external wiring can be routed, no cockroach whiskers, beautiful and beautiful
2. Hand change is reliable, stable, comfortable, confident and fast
3. Suitable for high-speed driving or technical decline
4. Each handle has two set positions on the handlebar to suit your reach, grip and comfort. Keep the bike firmly in your hands
5. With half gear, there is a separate callback gear, the two-way control speed change is smoother
6. Quick re-jump: When stepping out of the saddle or high-handle handle, this control can achieve a firm and safe grip
7. Double curvature brake lever: due to the frequency of the handlebar and controller, it can provide safety in any position
8. Material: high-strength aluminum alloy and engineering plastics
9. Speed: 7-speed, 8-speed, 9-speed, 10-speed, 11-speed road manual change
10. Weight: 470g/pair
